---> uname -a: Linux prd-centos8-docker-8c-8g-15651.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1027 27480 19 3382 30414 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e6:19:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fee6:19b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2a:8d:a1:50 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/27/2025 _x86_64_ (8 CPU) 03:55:32 LINUX RESTART (8 CPU) 03:56:01 AM tps rtps wtps bread/s bwrtn/s 03:57:01 AM 156.28 14.68 141.60 3209.60 9911.38 03:58:01 AM 242.83 5.08 237.74 809.47 9020.41 03:59:01 AM 121.86 0.67 121.19 67.58 36990.87 Average: 173.65 6.81 166.84 1362.24 18641.42 03:56:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 AM 29256128 31106708 3399584 10.41 2688 2169012 2011096 5.97 155544 2789312 135340 03:58:01 AM 28246472 30544516 4409240 13.50 2688 2608712 1940840 5.76 266468 3649712 349304 03:59:01 AM 28165300 31168060 4490412 13.75 2688 3309552 1434940 4.26 734436 3257136 11444 Average: 28555967 30939761 4099745 12.55 2688 2695759 1795625 5.33 385483 3232053 165363 03:56:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 126.89 98.82 1355.98 24.26 0.00 0.00 0.00 0.00 03:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 378.85 340.28 3767.99 45.82 0.00 0.00 0.00 0.00 03:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 AM eth0 203.73 234.07 1088.47 3783.64 0.00 0.00 0.00 0.00 03:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 236.48 224.38 2070.72 1284.64 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/27/2025 _x86_64_ (8 CPU) 03:55:32 LINUX RESTART (8 CPU) 03:56:01 AM CPU %user %nice %system %iowait %steal %idle 03:57:01 AM all 10.59 0.00 0.99 0.59 0.05 87.79 03:57:01 AM 0 11.31 0.00 0.92 0.28 0.07 87.43 03:57:01 AM 1 8.77 0.00 1.49 0.90 0.07 88.78 03:57:01 AM 2 11.33 0.00 1.32 0.18 0.05 87.11 03:57:01 AM 3 22.91 0.00 1.77 0.92 0.05 74.35 03:57:01 AM 4 11.39 0.00 0.83 0.20 0.03 87.54 03:57:01 AM 5 6.62 0.00 0.58 1.33 0.03 91.42 03:57:01 AM 6 8.90 0.00 0.72 0.50 0.03 89.85 03:57:01 AM 7 3.46 0.00 0.30 0.37 0.05 95.82 03:58:01 AM all 12.73 0.00 1.00 0.72 0.06 85.49 03:58:01 AM 0 11.45 0.00 0.72 0.52 0.07 87.25 03:58:01 AM 1 13.80 0.00 0.90 0.48 0.08 84.73 03:58:01 AM 2 9.15 0.00 1.02 0.48 0.05 89.30 03:58:01 AM 3 17.11 0.00 1.42 1.20 0.07 80.20 03:58:01 AM 4 9.42 0.00 1.37 1.50 0.07 87.64 03:58:01 AM 5 13.48 0.00 1.17 0.75 0.07 84.53 03:58:01 AM 6 13.34 0.00 0.79 0.48 0.05 85.34 03:58:01 AM 7 14.07 0.00 0.64 0.30 0.05 84.94 03:59:01 AM all 11.85 0.00 1.34 0.79 0.05 85.97 03:59:01 AM 0 8.76 0.00 0.70 0.38 0.05 90.10 03:59:01 AM 1 4.41 0.00 1.05 1.67 0.05 92.82 03:59:01 AM 2 17.79 0.00 1.65 1.67 0.05 78.84 03:59:01 AM 3 11.79 0.00 1.49 0.07 0.05 86.61 03:59:01 AM 4 14.17 0.00 2.17 0.69 0.05 82.92 03:59:01 AM 5 15.26 0.00 1.40 0.43 0.03 82.87 03:59:01 AM 6 14.45 0.00 1.38 1.35 0.05 82.76 03:59:01 AM 7 8.21 0.00 0.88 0.03 0.05 90.82 Average: all 11.72 0.00 1.11 0.70 0.05 86.42 Average: 0 10.51 0.00 0.78 0.40 0.06 88.26 Average: 1 8.99 0.00 1.15 1.02 0.07 88.78 Average: 2 12.76 0.00 1.33 0.78 0.05 85.08 Average: 3 17.27 0.00 1.56 0.73 0.06 80.39 Average: 4 11.66 0.00 1.46 0.80 0.05 86.03 Average: 5 11.79 0.00 1.05 0.84 0.04 86.28 Average: 6 12.23 0.00 0.96 0.78 0.04 85.98 Average: 7 8.58 0.00 0.61 0.23 0.05 90.53